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NTN 22316EMKW33C3 is a spherical roller bearing with an 80 mm straight bore, machined brass cage, C3 clearance, and W33 annular lube groove with three lubrication holes. The open design accommodates high radial and moderate axial loads in heavy-duty industrial applications such as gearboxes, conveyors, and vibrating screens.
MODEL 22316EMKW33C3
$2,309.66 Each
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B (in)
2.2835
Bore type
Tapered
Bore Type
Tapered
Cage material
Brass
Cage Material
Brass
Cage type
Machined
Cage Type
Machined
D (in)
6.6929
d (in)
3.1496
d0
0.1969 in
D1
5.8268 in
d1
3.8583 in
Da max
6.2205 in
da min
3.6220 in
Dynamic load rating
122000 lbf
Dynamic Load Rating
122000 lbf
e
0.34
Enclosure
Open
Limiting speed - grease
2700 RPM
Limiting Speed - Grease
2700 RPM
Limiting speed - oil
3400 RPM
Limiting Speed - Oil
3400 RPM
Material
Through Hardened Steel
Operating temperature range
-40 to 400 ºF
Operating Temperature Range
-40 to 400 °F
r (in)
0.0827
Radial internal clearance
C3
Radial Internal Clearance
C3
ras max
0.0827 in
Ring modification
Relube
Ring Modification
Relube
Series
223
Static load rating
117000 lbf
Static Load Rating
117000 lbf
Taper
1:12
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.3937 in
Y0
1.96
Y1
2.00
Y2
2.98
Technical Specifications
Type | Spherical Roller Bearing |
|---|---|
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Machined |
Cage Material | Brass |
Limiting Speed - Oil | 3400 RPM |
Limiting Speed - Grease | 2700 RPM |
e | 0.34 |
Y1 | 2.00 |
Y2 | 2.98 |
Y0 | 1.96 |
Series | 223 |
Radial Internal Clearance | C3 |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Taper | 1:12 |
Static Load Rating | 117000 lbf522000 N522.00 kN |
Dynamic Load Rating | 122000 lbf541000 N541.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 3.1496 in80.000 mm |
|---|---|
D | 6.6929 in170.000 mm |
B | 2.2835 in58.000 mm |
d1 | 3.8583 in98.000 mm |
D1 | 5.8268 in148.000 mm |
r | 0.0827 in2.100 mm |
W0 | 0.3937 in10.000 mm |
d0 | 0.1969 in5.000 mm |
da min | 3.6220 in92.000 mm |
Da max | 6.2205 in158.000 mm |
ras max | 0.0827 in2.100 mm |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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